Section 09 PROPULSION
Subsection 01 (JET PUMP)
Thrust Washer and Thrust Bearing
Visually inspect thrust washer no. 14, thrust bear-
ing no. 15 and their contact surface. Check for
scoring, pitting, flaking, discoloration or other evi-
dence of wear. For best inspection, use a 7X mag-
nifying glass to check wear pattern.
F01J52A
1
2
3
TYPICAL
1. Worn roller (trunnion worn on end roller)
2. Good roller (cylindrical shape)
3. Look for scoring on retainer
NOTE: When replacing either washer or bearing,
it is recommended to renew both.
Anti-Rattle Pusher
Check for melted plastic around metal pad. If so,
replace it.
F08J05A
Check for excessive wear of pad.
Seal
Carefully inspect seal lips. Make sure that lips are
not worn, distorted, cracked or show signs of any
other damage. Replace after 150 hours even if it
seems good.
ASSEMBLY
Wear Ring
To install ring in housing, use a square steel plate
ofapproximately180x180mmx6mmthick(7x
7inx1/4in)andapress.
Manually engage ring in housing making sure it is
equally inserted all around. Press ring until it seats
into bottom of housing.
F01J5DA
1
2
1. Seal lip
2. Press wear ring
If a press is not readily available, a piece of wood
such as a 2 × 4in× 12 in long, can be used.
Manually engage ring in housing making sure it
is equally inserted all around. Place wood piece
over ring. Using a hammer, strike on wood to
push ring. Strike one side then rotate wood piece
about 90° and strike again. Frequently rotate
wood piece so that ring slides in evenly until it
seats into bottom of housing.
242 smr2005-062
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